using System;
namespace time
{
    public class work_dictionary
    {
        public static void Main()
        {
            System.Collections.Generic.Dictionary<long, int> d = new System.Collections.Generic.Dictionary<long, int>();
            d.Add(1, 1);
            d.Add(1, 2);

            Console.Write(d);
            Console.Read();
        }
    }
}